<http://schema.org/image_url>
"http://media.masslive.com/sports_impact/photo/savard-goal-91710jpg-2fef53c244eb075f.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.masslive.com/sports/index.ssf/2010/09/bruins_marc_savard_suffering_w.html>